org.eolang.jeo.representation.directives.DirectivesMethodParams Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jeo-maven-plugin Show documentation

Optimisation of Java Bytecode via EOLANG

There is a newer version: 0.6.26

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2016-2023 Objectionary.com
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package org.eolang.jeo.representation.directives;

import java.util.Iterator;
import org.objectweb.asm.Type;
import org.xembly.Directive;
import org.xembly.Directives;

/**
 * Directives for method parameters.
 * @since 0.1
 */
public final class DirectivesMethodParams implements Iterable {

    /**
     * Method descriptor.
     */
    private final String descriptor;

    /**
     * Constructor.
     * @param descriptor Method descriptor.
     */
    public DirectivesMethodParams(final String descriptor) {
        this.descriptor = descriptor;
    }

    @Override
    public Iterator iterator() {
        final Directives directives = new Directives();
        final Type[] arguments = Type.getArgumentTypes(this.descriptor);
        for (int index = 0; index < arguments.length; ++index) {
            directives.add("o")
                .attr("abstract", "")
                .attr("name", String.format("arg__%s__%d", arguments[index], index))
                .up();
        }
        return directives.iterator();
    }
}